package cn.tedu.boot41.mapper;

import cn.tedu.boot41.entity.Product;
import org.apache.ibatis.annotations.*;
import java.util.List;

@Mapper
public interface ProductMapper {

    @Insert("insert into product values(null,#{title},#{price},#{saleCount})")
    void insert(Product product);

    @Select("select * from product ")
    @Result(column = "sale_count", property = "saleCount")
    List<Product> select();

    @Update("update product set title=#{title},price=#{price},sale_count=#{saleCount} where id=#{id}")
    void update(Product product);

    @Delete("delete from product where id=#{id}")
    void deleteById(Integer id);

    @Select("select * from product where id=#{id}")
    @Result(column = "sale_count", property = "saleCount")
    Product selectById(Integer id);


}
